Lead Software Developer Python Jobs in UK

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NoC Architect (Remote/Hybrid) Chiplet & SoC Design

A technology company is seeking a NoC Architect with a PhD in relevant engineering fields. The candidate will develop advanced NoC architecture solutions and optimize system software while collaborating with teams. Strong programming skills in Python/C++/System Verilog are essential, along with an understanding ...

Fullstack Engineer: Build AI Driven Data Tools

A leading technology company in London is looking for a Fullstack Software Engineer to join their team. The successful candidate will develop tools for data integration and visualization while optimizing machine learning models. Strong experience in Java and Python, paired with an interest in AI technologies, is ...

Senior Embedded Test Engineer Automation & QA

A leading tech communications organization in Cambridge is seeking a Senior Software Test Engineer to enhance their team. This role focuses on developing and maintaining test cases, collaborating with cross-functional teams to resolve issues, and overseeing test environments. Candidates should have strong experi ...

Senior Full Stack Engineer: Lead Public Sector Solutions

A digital transformation consultancy in Altrincham is seeking a Senior Full Stack Software Engineer to design and deliver digital solutions for public sector challenges. The role requires ownership of delivery, strong expertise in .NET, Java, or Python, and mentoring skills. The ideal candidate will thrive in a ...

Senior Reporting Manager: Power BI & Azure – Hybrid

A leading B2B SaaS provider in Manchester is seeking a Reporting Manager to drive analytics and reporting initiatives. The ideal candidate will have extensive experience in SQL and Power BI, with a background in managing small teams. You'll collaborate with engineers and stakeholders to deliver client-facing pro ...

Frontier AI Evaluation Scientist

A leading AI evaluation firm in Greater London seeks a software engineer to evaluate cutting-edge AI models. You will run pre-deployment evaluations, analyze AI behaviors, and improve evaluation pipelines. Candidates should possess strong Python skills, process optimization experience, and the ability to derive ...

Trading Systems Engineer: Build Resilient, High Impact Market Tech

A diversified trading firm is seeking a Trading Systems Engineer to join their Cumberland team in London. This role involves working alongside trading, infrastructure, and software development teams to address complex technical challenges. Candidates should have a Bachelor’s degree in STEM, 2+ years of financial ...

Senior Backend Engineer — AI Platform (Hybrid London)

A growing AI startup in London seeks a Staff/Senior Backend Engineer to build robust systems for their AI platform. Candidates should have 4+ years of experience in software engineering, especially with technologies like Python and FastAPI. The role is hybrid, requiring in-person work four days a week, and offer ...

Embedded Trading Tools Engineer — Frontline Desk

A trading firm in Greater London is seeking Software Engineers to enhance trading tools and systems. The role involves direct collaboration with trading desks and takes advantage of multiple programming languages, including Python, Java, C++, and Typescript. Candidates should have at least 2 years of experience ...

Backend Engineer in London LA International Computer Consultants Ltd

Staff-Level Full-Stack Software Engineer Location: 108 E 16th Street, New York, NY 10003 Salary: £130,000 - 143,000 per year Requirements: Strong experience building secure, scalable backend systems in Python and/or Go Deep understanding of contai ...

Senior Fullstack Engineer Hybrid, Cloud & APIs

A leading UK banking organization seeks a Senior Software Engineer (Fullstack) to develop scalable and secure applications. You will work in a hybrid environment and must be proficient in Python, Node.js, React, and containers. Ideal candidates have a strong background in both frontend and backend development, w ...

Senior AI/ML Engineer for Tensor Processing Units

A leading technology company in Greater London is seeking a Software Engineer III to develop AI frameworks and support advanced machine learning capabilities. The ideal candidate will have a strong background in C++ and Python, along with experience in machine learning infrastructure and large-scale systems. Thi ...

Senior Backend Security Platform Architect

Arm in Cambridge is looking for a Senior Software Engineer to join their Vulnerability Research and Tooling team. You will be responsible for designing and building backend services for their central security analysis platform, which includes developing Python services and APIs. The ideal candidate should have s ...

eDV Cleared Contract Software Engineer (Hybrid London)

A leading tech consultancy is seeking eDV-cleared Contract Software Engineers to support secure programmes within government and national security. The role offers £600 - £850 per day and is London-based with hybrid working options. Candidates must possess active eDV clearance and experience in secure environmen ...

Senior Backend Engineer — Scalable Systems, Remote

A cybersecurity intelligence platform is seeking a Senior Software Engineer to design, build, and scale core systems for their vulnerability intelligence platform. The role is remote-friendly, with a preference for candidates in Cheltenham, UK. Responsibilities include owning critical services and developing sca ...

Automation & IT Systems Engineer (Hybrid, Bristol)

A growing software engineering company in Bristol is seeking an IT System Support and Automation Engineer to join their team. This hybrid role involves developing Python scripts for automation, providing technical support, and improving operational efficiency. The ideal candidate will have experience with variou ...

Senior Infrastructure & Deployment Engineer

Principal Software Engineer, Nifty Gateway 108 E 16th Street, New York, NY 10003 Qualifications Deployment and infrastructure tooling Experience with one or more programming languages including but not limited to: Go, Node.js, Python, Scala, or Java Experienc ...

Remote Cloud & Integration Engineer

A leading university in the UK is seeking a Software Engineer to develop and enhance middleware integration solutions. This role primarily operates remotely, requiring minimal travel. Essential qualifications include proficiency in TypeScript and Python, experience in a DevOps environment, and a solid understand ...

Senior Robotics & Planning Engineer: Multi Agent Autonomy

A UK-based deep defence-tech startup is seeking a Robotics Engineer to develop multi-agent planning algorithms and software for robotic platforms in Cambridge. The ideal candidate will have an advanced degree in Robotics or Computer Science, expertise in reinforcement learning, and strong C++ and Python developm ...

Senior ML Engineer for Impactful AI Systems (Hybrid)

A leading AI consultancy in Bristol is seeking a Machine Learning Engineer to design and deploy production-grade software systems. The role involves collaborating with cross-functional teams to solve high-impact problems in defence and national security. Ideal candidates will have experience with machine learnin ...

Staff Software Engineer: AI Driven Hardware Automation & SRE

A leading semiconductor IP company in Kings Langley seeks a talented software engineer to develop and maintain innovative automation systems for GPU and AI hardware IP workflows. This role involves collaborating on automation systems, integrating hardware EDA tools, and writing orchestrated workflows. Ideal cand ...

Full Stack Software Engineer – Help Scale a £100M Platform

A leading technology platform in London is seeking a bright, driven Full-Stack Software Engineer to tackle complex problems and build scalable platforms. You will work with a broad range of technologies, improve user experiences, and participate in high-quality code reviews. Ideal candidates are experienced in P ...

Full Stack Data Scientist: AI & Knowledge Systems

A leading technology consulting firm in London is seeking a Full Stack Data Scientist to develop and implement AI solutions. The ideal candidate will combine data science with software engineering capabilities, focusing on machine learning and knowledge graphs. Responsibilities include designing advanced models ...

Software Engineer AI Driven, Multidisciplinary Systems

A Sheffield-based engineering consultancy is looking for candidates to join their multidisciplinary team. The ideal candidate will have a strong background in software development (frontend/backend) and experience deploying production code with technologies like CPP, JS, TypeScript, and Python. An interest in UX ...

Senior Systems Engineer — Performance & Reliability

Graphcore in Bristol is seeking an experienced engineer to analyze and interpret performance data from large-scale systems. This role requires strong software engineering experience, particularly in Linux environments and proficiency in Python. You'll be responsible for designing and running experiments to infor ...

Senior Full Stack Engineer: Lead Public Sector Solutions

A digital transformation consultancy in Altrincham is seeking a Senior Full Stack Software Engineer to design and deliver digital solutions for public sector challenges. The role requires ownership of delivery, strong expertise in .NET, Java, or Python, and mentoring skills. The ideal candidate will thrive in a ...

Senior AI Security Engineer

A leading AI research company seeks a Security Engineer to secure large-scale AI systems. Ideal candidates have extensive software engineering experience and strong skills in Python or other systems languages. You will design secure infrastructure and workflows, mentor team members, and drive security initiative ...

AI Software Engineer Computer Vision & Data Pipelines

White Swan Data is seeking an AI Software Engineer in London, UK. The ideal candidate should have expertise in Claude Code and strong Python skills. You'll be responsible for building and optimising AI workflows, developing computer vision tools, and managing databases. Benefits include a performance bonus, 25 d ...

FX Services Full Stack Engineer (TypeScript/React)

Java Script Works is looking for a Software Engineer II specializing in FX Services Full-Stack development. Located in Greater London, this role requires proficiency in Python, NodeJS, TypeScript, and React, alongside hands-on experience with SQL databases. The ideal candidate will be involved in architecting an ...

Senior Software Engineer – Greenfield API Platform

A leading recruitment firm is looking for Software Engineers to assist with a greenfield technology implementation project for a top financial services firm in London. The role focuses on API development using C#, TypeScript, and ideally Python or Java, emphasizing systems integration. This position offers the c ...

Remote AI Red Team Engineer Safety & System Integrity

Outlier AI in Cowley is seeking a skilled Backend Engineer to improve AI systems through human feedback. The ideal candidate has over 2 years in backend engineering or AI automation, strong programming skills in languages like Python and JavaScript, and experience with production-grade software. This role offers ...

Software Engineer II — Build Global Payroll Systems

Rippling is looking for a Software Engineer II to join their Global Payroll team in Greater London. This role involves advancing their payroll platform, solving complex technical challenges, and mentoring junior engineers. Candidates should have 3+ years of experience, strong fundamentals in computer s ...

Code for Good Engineer – Glasgow

Java Script Works is looking for candidates for the '2025 Code for Good' program in Glasgow, United Kingdom. This full-time role focuses on fostering an inclusive and innovative culture, leveraging a tech stack that includes Java, Python, JavaScript, and React. Applicants should possess foundational knowledge in ...

Senior Software Engineer – Greenfield API Platform

A leading recruitment firm is looking for Software Engineers to assist with a greenfield technology implementation project for a top financial services firm in London. The role focuses on API development using C#, TypeScript, and ideally Python or Java, emphasizing systems integration. This position offers the c ...

Production ML Engineer — Real World AI for Public Sector

A leading AI company in Greater London is seeking a Machine Learning Engineer to deliver impactful AI solutions for diverse clients, including government sectors. You will build production-grade ML software and collaborate with cross-functional teams to ensure timely delivery. Strong Python skills and experience ...

Senior Software Engineer Autonomous Behavior Planning

AeroVect is seeking a Senior Software Engineer to design and build behavior planning systems for autonomous vehicles. The role involves developing algorithms, collaborating with teams, and conducting testing. Candidates should have proficiency in modern C++ and Python, a Master’s in a related field, and at least ...

Senior Software Engineer — Build Travel Platform, Equity

A leading travel management platform in the United Kingdom is searching for a Senior Software Engineer to work on their next-generation web-based product. The ideal candidate will possess strong programming skills in Python and React, with a focus on quality and mentoring. This role offers a competitive salary, ...

AI & ML Graduate: Shape Industrial AI Solutions

AVEVA Group is seeking AI & Machine Learning Graduates to join their program in Cambridge, starting September 2026. In this hybrid role, you will collaborate with skilled engineers to develop innovative AI solutions across their product suite. Candidates should possess a background in software development, machi ...

Staff Software Engineer, AI — LLM Systems

Cerebras is seeking a Staff Software Engineer (AI) in Greater London to design and build production-grade agentic AI systems. The role involves collaborating with cross-functional teams and requires strong expertise in Python and cloud development, particularly on AWS. Successful candidates will influence techni ...

Remote Fullstack Engineer: Data, AI & Visualization

myGwork - LGBTQ+ Business Community is seeking a Fullstack Engineer to work in a remote or hybrid capacity. This role involves responsibilities in data preparation, consumption, and visualization, utilizing cutting-edge technologies like Java, Python, and various frameworks. Candidates should have a strong backg ...

Immunoinformatics Engineer: AI Driven Drug Discovery

DaltonTx in Greater London is seeking an Immunoinformatics Engineer to develop innovative technologies for drug design. The ideal candidate holds a Master's or PhD in Computational Biology or AI and has a strong Python background. Responsibilities include collaborating with cross-functional teams, developing AI ...

Senior Software Engineer Autonomous Behavior Planning

AeroVect is seeking a Senior Software Engineer to design and build behavior planning systems for autonomous vehicles. The role involves developing algorithms, collaborating with teams, and conducting testing. Candidates should have proficiency in modern C++ and Python, a Master’s in a related field, and at least ...

Aviation Impact Modeller & Data Analyst

The University of Cambridge is looking for three Technical Analysts for the Aviation Impact Accelerator. Located at the Whittle Laboratory, this role involves developing models for aviation systems, contributing to reports and engaging with stakeholders. Candidates should have an undergraduate degree in a STEM f ...

Ultra Low Latency Trading Engineer (C++/Rust) – London Hybrid

Hunter Bond is seeking a highly skilled Software Engineer to join their London-based team. The role involves designing and optimizing trading platforms for high-performance, ultra-low-latency environments. Applicants should have a degree in Computer Science or Engineering and experience with C++, Python, Rust, o ...

DevOps Engineer — Automate Deployments & Elevate Experience

A leading technology company in the UK is seeking a skilled DevOps Engineer responsible for deploying product updates and addressing technical issues. Candidates should have strong experience in software engineering with proficiency in Ruby or Python and a solid understanding of databases. The role involves impl ...

Graduate Software Engineer — Cambridge Startup

A fast-growing tech startup based in Cambridge is seeking a Graduate Software Engineer to join their innovative team. You will work on developing cutting-edge solutions in hybrid collaboration, utilizing technologies such as Golang, C++, Python, and Java. The ideal candidate will possess a degree from a top UK u ...

Senior Embedded Test Engineer Automation & QA

A leading tech communications organization in Cambridge is seeking a Senior Software Test Engineer to enhance their team. This role focuses on developing and maintaining test cases, collaborating with cross-functional teams to resolve issues, and overseeing test environments. Candidates should have strong experi ...

Senior Software Engineer AI Driven Real Estate Tech Hybrid

An innovative real estate technology firm in London seeks a skilled individual to build AI-driven software solutions for property transactions. You'll work collaboratively within a small engineering team, utilizing technologies such as TypeScript and Python. The position offers a competitive salary, equity optio ...

Full Stack Engineer AI Powered Workflows, London (Onsite)

A leading recruitment firm is seeking a Full Stack Engineer to join their product-focused team in London. This hands-on role involves designing software for complex workflows, utilizing TypeScript for frontend development and Python for backend services. The ideal candidate will have strong experience with moder ...

Senior Full Stack Engineer — Tech Leader & Architect

A leading consultancy firm in the UK is seeking a Software Engineer to contribute to various exciting projects, particularly Python-focused. The ideal candidate will have a passion for coding, experience in cloud environments like AWS or Azure, and the ability to provide technical leadership while working collab ...

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    Lead Software Developer Python Jobs in United Kingdom Job Search Guide, Trends and Insights